| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 8 | |
| #2 | Taiwan | 8 | |
| #3 | WIPO (World Intellectual Property Organization) | 7 | |
| #4 | China | 6 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Packaging and shipping | |
| #3 | Semiconductors | |
| #4 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Transport or storage devices | |
| #3 | Semiconductor devices | |
| #4 | Nonlinear optics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Iguchi Kaoru | 26 |
| #2 | Kaoru Iguchi | 4 |
| #3 | Takahashi Masakazu | 4 |
| #4 | Uchida Takurou | 3 |
| #5 | Nishinomiya Hideki | 3 |
| #6 | Masakazu Takahashi | 1 |
| #7 | Kotaki Takashi | 1 |
| #8 | Aki Iguchi | 1 |
| #9 | Takashi Kotaki | 1 |
| #10 | Suga Masaru | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2012008485A1 | Free ball bearing and bearing device | |
| TW200534451A | Positioning table for substrate, positioning apparatus for substrate, and method for positioning substrate | |
| CN1845863A | Ball transfer unit and ball table |